#1014 appy fail to handle mix of class name and composer insntance

[Tom M. Yeh]

Example:
<zscript>
composer = new MyComposer();
</zscript>
<window apply="AnotherComposer, ${composer}">
...
</window>

It fails (Parser shall parse it into a list first).

[Tom M. Yeh]

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user_id=91099
Originator: YES

Fixed since 6/3